This no-bake vanilla cookie cake layers plain biscuits with a milk-and-butter filling. The cookies absorb moisture as it chills, so allow at least 4 hours or overnight. The filling is a soft mixture rather than a cooked custard.
Recipe Details
- Cookies: Maria biscuits, digestives or another firm plain biscuit
- Chill: at least 4 hours or overnight
- Pan size and serving yield are not specified
Ingredients
- 200g sugar
- 2 tablespoons vanilla extract or essence, adjusted to taste
- 400g plain cookies or biscuits
- 500ml milk
- 200g butter, softened to room temperature
- Chocolate chips, nuts or fruit, optional decorations
How to Make No-Bake Vanilla Cookie Cake
Combine the filling
Mix the milk, sugar and vanilla until the sugar dissolves. Work in the very soft butter gradually and whisk until as smooth as possible. Keep the milk and butter at a similar temperature to reduce lumps; cold milk can make the butter firm up.
Prepare the dish and first layer
Line a dish or cake pan with parchment or suitable food-safe wrap. Arrange a layer of cookies across the bottom, breaking them to fit as needed.
Build the layers
Spread some filling over the cookies. Repeat with cookies and filling until used, finishing with filling on top. Add optional decorations.
Chill and serve
Cover and refrigerate for at least 4 hours or overnight, until the cookies have softened and the cake holds together well enough to portion. Serve chilled.
Tips and Common Mistakes
- Use firm plain cookies rather than very soft cookies.
- Soften the butter fully and avoid adding cold milk to it.
- Choose a dish that allows several even layers rather than spreading everything very thin.
- Allow overnight chilling if the cake is still too soft after 4 hours.
Storage and Make-Ahead Tips
Keep covered in the refrigerator because the filling contains milk and butter. Add fresh fruit garnish close to serving if desired.
Frequently Asked Questions
Does the filling need cooking?
No. This version uses a milk-and-butter mixture, without eggs or a cooked custard.
Why is the cake soft?
The cookies need time to absorb the milk mixture. Keep it chilled and allow the full resting time; the texture is softer than a baked sponge cake.